E.T. could be phoning home — but we’re not hearing the call. A new study published in The Astrophysical Journal argues that “space weather” could be distorting incoming transmissions from ...

Shaped by a different biology or culture, other intelligent civilisations – if they’re out there – might understand the ...

The question of whether aliens exist is not a new one. In science fiction films and books, people have wondered if we’re the only life in this universe and what that can imply for universes beyond ...

On Thursday the U.S. president ordered the release of federal files related to UFOs and aliens, although no evidence of extraterrestrials visiting Earth is known to exist ...

For more than a century, popular culture has trained us to picture extraterrestrials as bug-eyed, bipedal “little green men” who look suspiciously like us in rubber suits. The scientists who actually ...

Disclosing government documents about UFOs won't mean much without hard physical evidence for alien spaceships or alien bodies.

President Donald Trump has promised to declassify top-secret alien files and UFO documents. Here is what the Pentagon has ...

For more than six decades, astronomers have listened for possible signals from extraterrestrial civilisations, with no confirmed detection to date. A .

There are things the NASA chief has "come across in the job that he can’t explain," but aliens are not among them.